400268448

素因数分解:

$2^5\times 3^2\times {\mathrm{23}}^1\times {\mathrm{60427}}^1$

素因数の和:60466

約数の個数: 72

約数和(自身を含む): 1187772768

約数和(自身を除く): 787504320

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 32, 36, 46, 48, 69, 72, 92, 96, 138, 144, 184, 207, 276, 288, 368, 414, 552, 736, 828, 1104, 1656, 2208, 3312, 6624, 60427, 120854, 181281, 241708, 362562, 483416, 543843, 725124, 966832, 1087686, 1389821, 1450248, 1933664, 2175372, 2779642, 2900496, 4169463, 4350744, 5559284, 5800992, 8338926, 8701488, 11118568, 12508389, 16677852, 17402976, 22237136, 25016778, 33355704, 44474272, 50033556, 66711408, 100067112, 133422816, 200134224, 400268448]

約数ペア:

[(1, 400268448), (2, 200134224), (3, 133422816), (4, 100067112), (6, 66711408), (8, 50033556), (9, 44474272), (12, 33355704), (16, 25016778), (18, 22237136), (23, 17402976), (24, 16677852), (32, 12508389), (36, 11118568), (46, 8701488), (48, 8338926), (69, 5800992), (72, 5559284), (92, 4350744), (96, 4169463), (138, 2900496), (144, 2779642), (184, 2175372), (207, 1933664), (276, 1450248), (288, 1389821), (368, 1087686), (414, 966832), (552, 725124), (736, 543843), (828, 483416), (1104, 362562), (1656, 241708), (2208, 181281), (3312, 120854), (6624, 60427)]